K 10 svn:author V 8 cperciva K 8 svn:date V 27 2011-01-07T14:03:28.830022Z K 7 svn:log V 200 MFC r216944,r216963,r216960: Improve the stability of the i386/XEN pmap code by correctly protecting page mapping queue variables within a critical section and by adding ham-fisted locking to pmap.c. END